@misc{Bourmeister-Radoszkowski_Oktawiusz_Wincenty_de_(1820–1895)_Etudes_1888,
 author={Bourmeister-Radoszkowski, Oktawiusz Wincenty de (1820–1895)},
 copyright={Public Domain},
 address={St. Pétersbourg},
 journal={Publications of famous biologists - a collection of prints},
 howpublished={online},
 year={1888},
 publisher={[unknown]},
 language={fre},
 title={Etudes Hyménoptèrologiques. [cz. 1]},
 type={Text},
 URL={http://rcin.org.pl/Content/114683/PDF/s880.pdf},
 keywords={Insects - hymenopterological studies - copulation armor construction, Bumblebees (Bombus) - hymenopterological studies - copulation armor construction},
}